When a Colored Light in Air Shines on Water and Is

question 76

Multiple Choice

When a colored light in air shines on water and is refracted, its frequency

• A)decreases.
• B)remains unchanged.
• C)increases.

---

Definitions:

Monopoly

A market configuration where there is only one seller offering a distinctive product in the marketplace.

Antitrust Laws

Legislation passed to prevent monopolies or unfair business practices that limit competition and harm consumers.

Market Share

The portion of a market controlled by a particular company, measured by the volume or value of its sales compared to the total market.

Four-firm Concentration Ratio

The Four-firm Concentration Ratio measures the market share of the four largest firms within an industry, indicating the level of competition or market concentration.